#425CB4#425CB4

#425CB4 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.1% C 0.142 H 268.5°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#425CB4
RGB	rgb(66, 92, 180)
HSL	hsl(226, 46%, 48%)
HSV	hsv(226, 63%, 71%)
CMYK	cmyk(63.3%, 48.9%, 0%, 29.4%)
CIE-LAB	lab(41.38, 18.64, -49.76)
CIE-LCH	lch(41.38, 53.14, 290.53°)
OKLab	oklab(50.15% -0.0037 -0.1424)
OKLCH	oklch(50.15% 0.142 268.5)
XYZ	xyz(14.3093, 12.1066, 44.7539)
Luminance	0.1211 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#425CB4 #B49A42

analogous

#4295B4 #425CB4 #6142B4

triadic

#425CB4 #B4425C #5CB442

tetradic

#425CB4 #B44295 #B49A42 #42B461

square

#425CB4 #B44295 #B49A42 #42B461

split-complementary

#425CB4 #B46142 #95B442

monochromatic

#212E5A #324587 #425CB4 #6B80C9 #97A6D9

Accessibility & contrast

On white

6.14

#425CB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#425CB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #425CB4

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##425CB4	#FFFFFF	#000000	##FFFFFF
##425CB4	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E67B7

Deuteranopia (green-blind)

#165DB2

Tritanopia (blue-blind)

#00707F

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #425cb4;
/* rgb */ color: rgb(66, 92, 180);
/* oklch */ color: oklch(50.1% 0.142 268.5);

Tailwind

colors: {
  custom: {
    50: '#8289cb',
    500: '#425cb4',
    950: '#000000',
  },
}

SCSS

$custom: #425cb4;
$custom-light: #8289cb;
$custom-dark: #000000;

JSON

{
  "hex": "#425cb4",
  "rgb": {
    "r": 66,
    "g": 92,
    "b": 180
  },
  "hsl": {
    "h": 226.316,
    "s": 46.341,
    "l": 48.235
  },
  "oklch": {
    "l": 0.50148,
    "c": 0.14248,
    "h": 268.5
  },
  "luminance": 0.12108
}

Semantic roles & 50–950 ramp

primary

#425CB4

secondary

#C5B88D

accent

#B852D6

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0B0B13

muted

#7C7C82

Preview Lab

Preview with #425CB4

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →